x86: coreboot: Enable truetype fonts

Truetype fonts look better in the menu, so enable them.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/coreboot_defconfig b/configs/coreboot_defconfig
index 3762cde..7d744e9 100644
--- a/configs/coreboot_defconfig
+++ b/configs/coreboot_defconfig
@@ -55,6 +55,7 @@
 CONFIG_SOUND=y
 CONFIG_SOUND_I8254=y
 CONFIG_VIDEO_COPY=y
+CONFIG_CONSOLE_TRUETYPE=y
 CONFIG_CONSOLE_SCROLL_LINES=5
 CONFIG_CMD_DHRYSTONE=y
 # CONFIG_GZIP is not set